ExtraStepContent.swift

struct ExtraStepContent: View {
    let index : Int
    let color : Color
    let extraContent : [String]
    let extraContentSize : CGSize?
    var body: some View {
        ZStack {
            if let extra = extraContent[index] {
                if UIImage(systemName: extra) != nil {
                    Image(systemName: extra)
                } else {
                    Text(extra)
                }
            }
        }
        .foregroundColor(color)
        .frame(width: extraContentSize?.width, height: extraContentSize?.height)
    }
}